LG M6100 hard reset
The security code protects the unauthorised use of your phone. The default security code is set to ‘0000’ and the security code is required to delete all phone entries and to activate the Reset settings menu.
Also, the security code is required to enable or disable the phone lock function to prevent unauthorised use of the phone. The security code default setting can be modified from the Security settings menu.
You can use LG Mobile Support tool to repair some LG cell phone model, after download select menu Customer Support > Recovery Phone
If you know LG M6100 hard reset with buttons / keys pls leave comment.